BRUSSELS—Eurozone consumer inflation rebounded by much more than expected in January, a flash estimate showed on Feb. 3, pushed up by a jump in prices in Germany and the Netherlands, and despite the continued downward pull from cheaper energy. The European Union’s statistics office Eurostat estimated that consumer prices in the 19 countries sharing the euro rose 0.2 percent month-on-month in January for a 0.9 percent year-on-year jump, rebounding from a 0.3 percent year-on-year fall in December. Economists polled by Reuters had expected a 0.5 percent year-on-year rise in January. Volatile energy prices rose 3.8 percent month-on-month in January, Eurostat estimated, but were still 4.1 percent lower than a year earlier, while also volatile unprocessed food prices went up 1.1 percent on the month and 1.9 percent year-on-year. The measure excluding these two volatile components, which the European Central Bank calls core inflation and follows closely in policy decisions, still …